Allow Outgoing: TCP Ports: 6800, 5222, 5223 UDP Ports: 5060, 5061, 10000 to 11000, 16600 to 16998, 19305 Allow Incoming: UDP Port: 10000 OBiTALK Voice Service Trusted IP Addresses: 54.241.160.4 UDP/TCP: 10000 to 20000, TCP: 6800, TLS: 443 54.241.163.234 UDP/TCP: 10000 to 20000, TLS: 443 54.67.107.54 UDP/TCP: 10000 to 20000, TLS: 443 54.67.113.163 UDP/TCP: 10000 to 20000, TLS: 443 54.219.101.213 UDP/TCP: 10000 to 20000, TLS: 443 52.52.249.241 UDP/TCP: 10000 to 20000, TLS: 443 52.53.96.55 UDP/TCP: 10000 to 20000, TLS: 443 13.52.69.0 UDP/TCP: 10000 to 20000, TLS: 443 54.241.91.173 UDP/TCP: 10000 to 20000, TLS: 443 52.9.223.41 UDP/TCP: 10000 to 20000, TLS: 443 52.9.225.203 UDP/TCP: 10000 to 20000, TLS: 443 13.56.185.145 UDP/TCP: 10000 to 20000, TLS: 443 13.57.121.193 UDP/TCP: 10000 to 20000, TLS: 443 OBiTALK Provisioning Trusted Hosts: www.obitalk.com HTTP/HTTPS www1.obitalk.com HTTP/HTTPS prov.obitalk.com HTTP/HTTPS devpfs.obitalk.com HTTP/HTTPS api.obitalk.com HTTP/HTTPS fw.obitalk.com HTTP